Answer:
First three terms of given sequence are
9, 13, 17
Step-by-step explanation:
3-5w+12+2w-3
(3+12-3)=12
(-5w+2w)=-3w
-3w+12
Answer:
148
Step-by-step explanation:
Average = sum of numbers /total numbers
let x = 5th number
123.2 = (118+ 128 + 124,+ 98 + x) / 5
123.2 = (468 + x) / 5
Multiply both sides by 5
616 = 468 + x
x = 148
Looking at the problem I think the answers are C, D, AND E